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TRANSPORTATION
Watercraft
Largest Watercraft by Gross Tonnage
This list features the largest ships ever built by gross tonnage.
RANK | WATERCRAFT | TYPE | LENGTH | GROSS TONNAGE |
1 | Pioneering Spirit | Crane vessel | 382 m (1,253 ft) | 403,342 |
2 | Prelude FLNG | Floating production storage and offloading | 488 m (1,601 ft) | 300,000 |
3 | Bellamya | Supertanker | 414.22 m (1,359.0 ft) | 275,276 |
4 | Batillus | Supertanker | 414.22 m (1,359.0 ft) | 275,268 |
5 | Pierre Guillaumat | Supertanker | 414.22 m (1,359.0 ft) | 274,838 |
6 | Prairial | Supertanker | 414.22 m (1,359.0 ft) | 274,838 |
7 | Seawise Giant | Supertanker | 458.45 m (1,504.1 ft) | 260,941 |
8 | Esso Atlantic | Supertanker | 406.57 m (1,333.9 ft) | 259,532 |
9 | Esso Pacific | Supertanker | 406.57 m (1,333.9 ft) | 247,160 |
10 | Icon of the Seas | Cruise ship | 364.75 m (1,196.7 ft) | 248,663 |
References
HMY, 2024. Timeline of the world's largest passenger ships. Available at: https://www.hmy.com/timeline-worlds-largest-passenger-ships (Accessed 1 December 2025).
HowStuffWorks, 2024. What is the largest ship in the world?. Available at: https://science.howstuffworks.com/transport/largest-ship-in-the-world.htm (Accessed 1 December 2025).
Wikipedia, 2024. List of largest ships by gross tonnage. Available at: https://en.wikipedia.org/wiki/List_of_largest_ships_by_gross_tonnage (Accessed 1 December 2025).
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